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Cheap flights from Kathmandu to Kolkata from ₹ 12,936

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/6. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — CCU
15 Jun — 22 Jun1
1 adult

Cheap flight deals from Kathmandu to Kolkata

Discover tips and strategies to find the most affordable flight options for your journey from Kathmandu (KTM) to Kolkata (CCU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 June 2025.

Round-trip from

₹ 21,846

One-way from

₹ 12,936

Popular in

May

Cheapest in

August

Average price

₹ 34,696

Good one-way deal

₹ 11,562 or less
Air India
  • Air India
  • 24/7-31/7
  • 2 total stops
  • 21h 40m total
  • Kathmandu to Kolkata
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Air India
  • Air India
  • 29/6
  • 1 total stop
  • 10h 45m total
  • Kathmandu to Kolkata
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (₹ 669,628 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (₹ 95,659 potential savings vs. average return price).
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Average for round-trip flights in June 2025
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Price to beat on a one-way flight from Kathmandu Tribhuvan to Kolkata Netaji S. Chandra.
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Find flight deals from Kathmandu to Kolkata

Cheapest flights from Kathmandu to Kolkata
Explore the most affordable flight options available from Kathmandu to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 June 2025.

Thu 24/706:30KTM - CCU
1 stop11h 50mAir India
Thu 31/720:30CCU - KTM
1 stop9h 50mAir India
Deal found 9/6₹ 21,846
Thu 24/710:50KTM - CCU
2 stops12h 10mIndiGo
Thu 31/721:30CCU - KTM
1 stop12h 05mIndiGo
Deal found 9/6₹ 25,101
Thu 24/713:25KTM - CCU
2 stops18h 55mMultiple Airlines
Wed 30/702:00CCU - KTM
1 stop11h 50mMultiple Airlines
Deal found 9/6₹ 29,727

Cheapflights Fare Finder

Customise your flight search to find flights from Kathmandu to Kolkata that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 10 June 2025.
Use the filters below to find and compare flights from Kathmandu to Kolkata that are best for you.

Fly from

Kathmandu

Fly to

Kolkata

Route

Depart

Return

Price

KathmanduKolkata

KTM - CCU

KTMCCU

Kathmandu Tribhuvan

Thu 24/7

06:30-18:05

1 stop11h 50m

Kolkata Netaji S. Chandra

Thu 31/7

20:30-06:35

1 stop9h 50m

₹ 21,846

KathmanduKolkata

KTM - CCU

KTMCCU

Kathmandu Tribhuvan

Thu 24/7

10:50-22:45

2 stops12h 10m

Kolkata Netaji S. Chandra

Thu 31/7

21:30-09:50

1 stop12h 05m

₹ 25,101

KathmanduKolkata

KTM - CCU

KTMCCU

Kathmandu Tribhuvan

Thu 24/7

13:25-08:05

2 stops18h 55m

Kolkata Netaji S. Chandra

Wed 30/7

02:00-14:05

1 stop11h 50m

₹ 29,727

KathmanduKolkata

KTM - CCU

KTMCCU

Kathmandu Tribhuvan

Sun 29/6

07:35-18:05

1 stop10h 45m

₹ 12,936

KathmanduKolkata

KTM - CCU

KTMCCU

Kathmandu Tribhuvan

Wed 25/6

10:50-13:30

2 stops26h 55m

₹ 14,307

KathmanduKolkata

KTM - CCU

KTMCCU

Kathmandu Tribhuvan

Sun 29/6

10:55-22:05

2 stops35h 25m

₹ 36,153

Flights are sorted by cheapest return flights first.

Deals found on 8/6

Best time to book a flight from Kathmandu to Kolkata

Have a flexible travel schedule? Discover the best time to fly to Kolkata from Kathmandu with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kathmandu to Kolkata

What is the cheapest month to book a flight from Kathmandu to Kolkata?

Currently, September is the cheapest month in which you can book a flight from Kathmandu to Kolkata (average of ₹ 120). Flying from Kathmandu to Kolkata in October is currently the most expensive (average of ₹ 161). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Kolkata by month

Plan your trip to Kolkata by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kolkata ranges from 7.0 - 356.0 inches per month. August is typically the wettest month, when rainfall can reach 356.0 mm. December is typically the driest time to visit Kolkata when rainfall is around 7.0 mm.

Temperature in Kolkata by month

Plan your trip to Kolkata by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kolkata, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 31.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 20.0 C).

Reviews of airlines servicing Kolkata

Get insights into the airlines that provide service to Kolkata. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kolkata. Reviews last updated 10 June 2025.
IndiGo
6.8
Okay
477 reviews
Check prices

Food

6.3

Crew

7.4

Boarding

6.9

Comfort

6.8

Entertainment

5.7

Overall

6.8

Reviews

1 / 20
6.0
Good

Paul,Mar 2025

MLE - BLR

I have to take the responsibility for this but, our check in was pretty bad. Perhaps a trainee, first che k in it would seem the incorrect luggage tags were applied to the bags. Start over and redid the check in,( this is my fault) did get my have of the luggage tags. Had an issue st the counter in Bangalore when it was time to board the next flight. Wanted to see our luggage tags and this is when we realized we did not receive them.
IndiGo
6.8
Okay
477 reviews
IndiGo
6.8
Okay
477 reviews
Check prices

Food

6.3

Crew

7.4

Boarding

6.9

Comfort

6.8

Entertainment

5.7

Overall

6.8

Reviews

1 / 20
6.0
Good

Paul,Mar 2025

MLE - BLR

I have to take the responsibility for this but, our check in was pretty bad. Perhaps a trainee, first che k in it would seem the incorrect luggage tags were applied to the bags. Start over and redid the check in,( this is my fault) did get my have of the luggage tags. Had an issue st the counter in Bangalore when it was time to board the next flight. Wanted to see our luggage tags and this is when we realized we did not receive them.
Air India
5.5
Fair
2,914 reviews
IndiGo
6.8
Okay
477 reviews
Check prices

Food

6.3

Crew

7.4

Boarding

6.9

Comfort

6.8

Entertainment

5.7

Overall

6.8

Reviews

1 / 20
6.0
Good

Paul,Mar 2025

MLE - BLR

I have to take the responsibility for this but, our check in was pretty bad. Perhaps a trainee, first che k in it would seem the incorrect luggage tags were applied to the bags. Start over and redid the check in,( this is my fault) did get my have of the luggage tags. Had an issue st the counter in Bangalore when it was time to board the next flight. Wanted to see our luggage tags and this is when we realized we did not receive them.
SpiceJet
5.0
Fair
89 reviews
IndiGo
6.8
Okay
477 reviews
Check prices

Food

6.3

Crew

7.4

Boarding

6.9

Comfort

6.8

Entertainment

5.7

Overall

6.8

Reviews

1 / 20
6.0
Good

Paul,Mar 2025

MLE - BLR

I have to take the responsibility for this but, our check in was pretty bad. Perhaps a trainee, first che k in it would seem the incorrect luggage tags were applied to the bags. Start over and redid the check in,( this is my fault) did get my have of the luggage tags. Had an issue st the counter in Bangalore when it was time to board the next flight. Wanted to see our luggage tags and this is when we realized we did not receive them.

Related info for your journey

Find useful and relevant information for your journey from Kathmandu to Kolkata. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Kathmandu to Kolkata flight route?

    This flight path from Kathmandu Tribhuvan to Kolkata Netaji S. Chandra was viewed by 14 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Kathmandu to Kolkata round-trip?

    According to our current data, Air India (₹ 21,846), and IndiGo (₹ 25,101) offers the cheapest pricing from Kathmandu to Kolkata. Air India is priced at 26% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Kathmandu to Kolkata one-way?

    ₹ 12,936 is the cheapest one-way deal found within the past few days, from Air India. You may also be able to find cheap deals on IndiGo and SpiceJet, with prices starting from ₹ 14,307 and ₹ 36,153, respectively.

  • What are the cheapest flights from Kathmandu to Kolkata?

    While on average a flight from Kathmandu to Kolkata is generally ₹ 11,562, our data shows the cheapest flight currently is ₹ 11,562. When looking at the most popular route, (Kathmandu Tribhuvan - Kolkata Netaji S. Chandra), you can expect to pay ₹ 21,846 for that flight.

  • Can I find deals for flights from Kathmandu to Kolkata that include hotel bookings?

    Yes. In addition to deals on Kathmandu to Kolkata flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Kathmandu to Kolkata?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kathmandu to Kolkata.

  • Can I find deals for business class flights from Kathmandu to Kolkata?

    Yes. Cheapflights offers flight deals from Kathmandu to Kolkata by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kathmandu to Kolkata?

    Currently, September is the cheapest month in which you can book a flight from Kathmandu to Kolkata (average of ₹ 120). Flying from Kathmandu to Kolkata in October is currently the most expensive (average of ₹ 161). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Kolkata by adding a car rental and/or hotel reservation to your travel itinerary.
Kolkata car hire
Kolkata Netaji S. Chandra Airport car hire

Top airline flying from Kathmandu to Kolkata

Discover the top airline that operate flights from Kathmandu to Kolkata. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 10 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest₹ 17,665Average₹ 22,915FlexibilityNo cancel feeOn-timeN/A
Search Air India flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Kathmandu to Kolkata?

Deals for Kathmandu to Kolkata flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Kathmandu to Kolkata?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Kathmandu to Kolkata.

Can Cheapflights find flights from Kathmandu to Kolkata with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Kathmandu to Kolkata, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Kathmandu to Kolkata become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Kolkata from Kathmandu today and book when prices fit your budget.

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